function getHTTPObject() { 
  var xmlhttp; 

  if(window.XMLHttpRequest){ 
    xmlhttp = new XMLHttpRequest(); 
  } 
  else if (window.ActiveXObject){ 
    xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); 
    if (!xmlhttp){ 
        xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); 
    } 
    
} 
  return xmlhttp; 

  
} 
var http = getHTTPObject(); // We create the HTTP Object 
 
 
 var url2 = "../sumbitreview.php?text=";
       
	 function handleHttpResponse2() {    
        if (http.readyState == 4) { 
              if(http.status==200) { 
                  var results=http.responseText; 
				  				 
				  display='<table width="100%" border=0><tr><td><b>Thank you for your comment.</i></td></tr><tr><td>&nbsp;</td></tr><tr><td>&nbsp;</td></tr></table>';

					 document.getElementById('toggleText').innerHTML = display; 
                } 
              } 
        } 

		function submitreview()
		{


			var reviewtext;
			var name;
			var email;
			var rating;
			reviewtext=document.frmreview.rev.value;
			name=document.frmreview.rname.value;
			email=document.frmreview.remail.value;
			id=document.frmreview.pageid.value;
			rating=document.frmreview.ratepoint.value;
			var myRandom=parseInt(Math.random()*99999999);
			http.open("GET", url2 + escape(reviewtext)+ "&name=" + escape(name)+ "&pageid="+
				escape(id) + "&email=" + escape(email) + "&rates=" + escape(rating) + "&rand=" + myRandom, true); 
            http.onreadystatechange = handleHttpResponse2; 
            http.send(null);
		}
        
 


function chkreview()
{
	 if(document.frmreview.rname.value=='')
	{
		alert('Please enter your name');
		return false;
	}

	else if(checkEmail(document.frmreview.remail.value)==false)
	{
		return false;
	}
	else if(document.frmreview.rev.value=='')
	{
		alert('Please enter the review text');
		 return false;
	}
	else
	{
		submitreview();
	}
}


//checkEmail
function checkEmail(strng){
if (strng=="") {
   alert("The E-mail Address can't be empty.\n");
   return false;
}
var emailFilter=/^.+@.+\..{2,3}$/;
if (!(emailFilter.test(strng))) { 
       alert("Please enter a valid email address.\n");
	   return false;
}

var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/
if (strng.match(illegalChars)) {
   alert("The email address contains illegal characters.\n");
   return false;
}
	return true;
}